Fixes
The first hint should be more geared towards using the chain rule.
The second solution is nonsense - according to that solution the derivative is always constant which seems pretty ridiculous. Perhaps that can be fixed...
CarmenBruni (talk)
The first hint should be more geared towards using the chain rule.
The second solution is nonsense - according to that solution the derivative is always constant which seems pretty ridiculous. Perhaps that can be fixed...
I updated the hint and rewrote solution 2, please have a look.